1. What is the next phase of plant cell division? A. C. B. D.

2. The main function of which system is to help protect inner organs from being damaged? A.Nervous B.Excretory C.Circulatory D.Skeletal

3. What is the major function of the digestive system? A. producing gametes B. eliminating wastes C. bringing air into the body D. breaking down food

4. Which compounds are the reactants of photosynthesis and products of respiration? A.Water and glucose B.Oxygen and carbon dioxide C.Glucose and oxygen D.Carbon dioxide and water

5. Which cell parts are found in pairs and move towards the opposite ends of the cell during cell division? A. centrioles B. vacuoles C. ribosomes D. Golgi bodies

6. Which is a major function of the human reproductive system? A. Protecting internal organs B. Producing gametes C. Breaking down food D. Eliminating wastes

7. Which organelle captures and absorbs light energy? A.1C. 3 B.2D. 4

8. A student adds drops of dye to a beaker. Which diagram best shows the end result of diffusion? A. B. C.D.

9. During respiration, what substances combine to release energy for the cell? A.Water and oxygen B.Glucose and water C.Oxygen and carbon dioxide D.Glucose and water

10. During _______, chromatids separate and move to opposite sides of the cell. A. Metaphase B. Cytokinesis C. Interphase D. Anaphase

11. What do the structures as a whole represent? A. a cell B. a tissue C. an organ D. an organ system

12. What is the next phase of plant cell division? A. C. B. D.

13. Which organ system is most responsible for helping a football player run down the field? A. circulatory B. excretory C. muscular D. integumentary

14. The _______ breaks down food to make energy in the plant and animal cell. A. Lysosome B. Cell wall C. Nucleus D. Mitochondria

15. What are two structures that every cell has? A. Nucleus & cell wall B. Cell wall & cell membrane C. Cell membrane & DNA D. Nucleus & DNA

16. During mitosis, chromosomes condense into rodlike structures. Where does mitosis occur? A. in the cell membrane B. in chloroplasts C. in mitochondia D. in the nucleus

17. F D C B A E

18. What is the result of mitosis and cytokinesis? A.Two different cells B.Chloroplasts C.Two nuclei D.Two identical cells

19. What does the organelle labeled “C” produce? C

20. Describe the function of the cell organelle labeled “A”. A

21. Which organelle is labeled incorrectly? A. vacuole B. Golgi apparatus C. ribosome D. mitochondrion

22. Name & describe the function of the organelle labeled #6.

23. Which of these systems controls movement? A.DigestiveC. Muscular B.SkeletalD. Both B and C

24. Which of these statements is true about the cells of a bird, a fish, and a tree? A.They all have a nucleus and cell walls. B.Only the bird and fish cells have chloroplasts. C.They all have ribosomes and cell walls. D.Only the tree cells have cell walls.

25. Which of these should be placed in the empty box? A. organism B. organ C. limb D. particle Organ systems Cells Tissues

26. Which of these sets of organelles makes and moves proteins? A. mitochondria, cytoplasm, and ribosomes B. chloroplasts, mitochondria, and ER C. ribosomes, ER, and Golgi body D. lysosomes, Golgi apparatus, and vacuoles

27. A B C D

28. A B E C D

29. 1. Name & describe the function of the organelle labeled #7.

30. Which of these is an organelle found in plant AND animal cells that makes ATP for the cell? A. nucleus B. mitochondria C. chloroplasts D. vacuoles

31. Which of the following is true about cells? A. A cell’s parts are all identical and perform the same job. B. Cells have special parts that perform different jobs. C. A cell has one part that performs all of the jobs. D. Cells have special parts that perform the same job.

32. Describe two ways in which plant cells differ from animal cells.

33. Which of the following is a difference between plant cells and animal cells? A. Animal cells divide; plant cells do not divide. B. Animal cells carry out photosynthesis; plant cells do not. C. Plant cells have a rigid structure, while animal cells have a more flexible structure. D. In plant cells, DNA is stored in the mitochondria; in animal cells, the DNA is stored in the nucleus.

34. What is contained in the cell nucleus? A. DNA B. lysosomes C. vacuoles D. prokaryotic cells

35. What would most likely happen to a cell if its mitochondria were not functioning properly? A. The cell would use lysosomes to release energy B. The cell’s level of energy would decrease. C. The cell would create new mitochondria by cell division. D. The cell’s level of sugar would decrease.

36. What is the function of ribosomes? A. to make DNA B. to make ATP C. to make lipids D. to make proteins

37. Which of these is a group of tissues working together to perform a function? A.Cell B.Organism C.Organ system D.Organ

38. Which of the following describes how tissues, organs, and organ systems are related? A. Organs form tissues, which form organ systems. B. Organs systems form organs, which form tissues. C. Tissues form organs, which form organ systems.

39. List 2 examples of organ systems and their functions.

40. Which of the following best describes an organ? A. a group of cells that work together to perform a certain job B. a body structure, such as muscles or lungs C. a group of tissues that belong to different systems

41. One of the main functions of the muscular and skeletal systems is to allow _______ of the body. A. growth B. movement C. reproduction D. maintenance

42. A person touches a hot surface with his hand and his hand springs back. Which two systems are operating? A.Cardiovascular and respiratory B.Nervous and cardiovascular C.Nervous and muscular D.Muscular and digestive

43. The main purpose of the ______ system is to distribute blood throughout the body. A. respiratory B. digestive C. muscular D. circulatory

44. Groups of ________ work together in a tissue. A. cells B. organ systems C. organs D. None of the above

45. Organize the following in order from largest to smallest: organ system tissue organism cell organ

46. The concentration of water molecules inside a cell is 80 percent and outside the cell is 25 percent. What will most likely happen?

47. The concentration of oxygen particles inside a cell is 45 percent and outside the cell is 30 percent. What will most likely happen?

48. The concentration of hydrogen particles inside a cell is 33 percent and outside the cell is 62 percent. What will most likely happen?

49. Cytokinesis is the division of A. a nucleus. B. cytoplasm. C. a chromosome. D. DNA.

50. Which of the following best describes mitosis? A. Production of two identical cells. B. Production of two nuclei with identical DNA. C. Reproduction of mitochondria and chloroplasts. D. Division of the cytoplasm.

51. Which of the following is a substance that is found between the cell membrane and the nucleus, which primarily consists of water and holds organelles? A. mitochondriaC. chloroplast B. cytoplasmD. cell membrane

52. In what phase does the arrangement of chromosomes along the equator of the cell occur? A.InterphaseC. Telophase B.ProphaseD. Metaphase

53. The two chromatids of a chromosome separate from each other during A.prophaseC. anaphase B.metaphaseD. interphase

54. Name that phase:

60. Put the following pictures of Mitosis in order: A D C B

61. Which would not be found in the integumentary system? A. skinC. hair B. nailsD. teeth

62. What is the main difference between rough and smooth E.R.?

63. Chromosomes A. contain DNA B. contain nuclei C. contain cytoplasma D. are circular in shape

64. Every cell contains certain structures that perform specialized functions for the cell. What are these structures called? A. organsC. organelles B. cellsD. tissues

65. In what phase of mitosis does the nucleus break apart and the spindle fibers move to opposite ends of the cell? A. interphaseC. telophase B. prophaseD. metaphase

66. In what phase of mitosis does the arrangement of chromosomes along the equator of the cell occur? A. interphaseC. telophase B. prophaseD. metaphase

67. In which cell organelle does photosynthesis take place? A. chloroplastsC. ribosomes B. vacuoleD. mitochondrion

68. Which system…. Covers and protects body? Protects delicate vital organs? Moves parts of the skeleton? Transports materials from one part of the body to another? Exchanges gases between your blood and the outside environment? Digests foods and absorbs them into the blood?